West Lake Estates Dam
Key Takeaway
West Lake Estates Dam is classified as significant hazard in Illinois. It was completed in 1986 and is 40 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 33 ft (taller than 71.6% in IL) |
| Dam Length | 415 ft |
| Dam Type | Earth |
| Max Storage | 123 acre-ft |
| Normal Storage | 40 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 17 sq mi |
| Max Discharge | 325 cfs |
| Year Completed | 1986 (40 years old) |
| NID ID | IL50171 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
WEST LAKE HOMEOWNERS ASSOCIATION
Private
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Significant Hazard 29 ftFrequently Asked Questions
What is the hazard classification of West Lake Estates Dam?
West Lake Estates Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates West Lake Estates Dam?
West Lake Estates Dam is owned by WEST LAKE HOMEOWNERS ASSOCIATION (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was West Lake Estates Dam built?
West Lake Estates Dam was completed in 1986, making it 40 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of West Lake Estates Dam?
West Lake Estates Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is West Lake Estates Dam?
West Lake Estates Dam has a dam height of 33 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was West Lake Estates Dam last inspected?
West Lake Estates Dam was last inspected on October 24, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.